The Nr. 340 - Union Coupler is a standard brass fitting with a female thread connection produced according to DIN EN standard.
828 Dixon Valve Brass Push-In Fitting - Bulkhead Union - 1/4 Tube OD — HoseWarehouse
½ Male x ¾ Female Brass Union Set for Water Meters
Swivel Adapters - 3/4 Male Pipe Thread x 1 Female Pipe Thread Swivel Adapter Set - Geo-Hydro Supply, Ltd.
Brass Pipe Fittings: Ball Seat Union (NPSM Thread)
Brass Adapter Male X Female, Size: 1/8 to 2 Inch at Rs 35/piece in Mumbai
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2205P-8 - Pneumatic fittings (Parker Hannifin) - Southern Fluid Power
Merit Brass - 1 in Brass Unions Female Threaded X Female Threaded Lead Free
LittleWell 1/2 in. x 3/4 in. Brass Push-Fit Female Pipe Thread Fitting (2-Pack) ACPF8FPT12X2 - The Home Depot
Koate Factory High quality PPR Female Thread Brass union PPR pipe material and ppr fittings Polypropylene PPR for water and home plumbing, China Koate Factory High quality PPR Female Thread Brass union
Brass Union, For Plumbing Pipe, 0.5 inch at Rs 100/piece in Jamnagar
1 x 1 Brass Union, Female thread x Female thread — Dalton Engineering